Conversation tube hearing aid

Hearing aid in form of conversation tube, English(?), 1801-1910

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Hearing aid in form of conversation tube, English(?), 1801-1910
Science Museum Group
© The Board of Trustees of the Science Museum

Conversation tube hearing aid, also known as a speaking tube, with metal tube and horn earpiece and bell, possibly English, 1801-1910

Details

Category:
Audiology
Collection:
Sir Henry Wellcome's Museum Collection
Object Number:
A608245
Materials:
whole, horn and whole, metal, spring
type:
hearing aids